Question

Homework Questions 1. A boat moves right across a river with a velocity 10kmph relation of water. The water has a uniform speed 5kmph relation to the earth. The velocity of the boat relative to an observer standing on either bank, is (a) 15 kmph (b) 5 kmph (c) 11.2 kmph (d) 18.2 kmph 2. A swimmer crosses a flowing stream of width d to and fro normal to the flow of the river in 40 min The​

Answer 1

Answer:

Explanation:

The use of instructional tools presented and managed by a computer. Instructional computers either present information or fill a tutorial role, testing the student for comprehension, giving the student the feedback for overcoming difficulties, guiding the student in recovery actions when errors and/or mistakes appear. Learn more in: The Implementation of Practices with ICT as a New Teaching-Learning Paradigm

Answer 2

Answer:

a) 15 kmph

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